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MalfunctionJJQ

IMMULITE 2000 XPI

Received Nov 10, 2015 · Event occurred Oct 16, 2015

Report 2247117-2015-00062 · MDR key 5213678

Device

Generic name

Immulite 2000 Xpi

Model number

IMMULITE 2000 XPI

Catalog number

030001-3

Product problems

  • Adverse Event Without Identified Device or Use Problem

Patient

Not reported

  • No Known Impact Or Consequence To Patient

Narrative

Additional Manufacturer Narrative

A SIEMENS TECHNICAL ASSAY SPECIALIST (TAS) WAS DISPATCHED TO THE CUSTOMER SITE. THE TAS WORKED WITH THE CUSTOMER, AND RAN HCG CALIBRATION VERIFICATION MATERIAL (CVM) FOR ASSAY LINEARITY, QUALITY CONTROL SAMPLES, AND PATIENT SAMPLES PROVIDED BY THE CUSTOMER. AS THE CUSTOMER HAD TWO IMMULITE 2000 XPI'S THE STUDY WAS CARRIED OUT ON BOTH INSTRUMENTS, AND THE RESULTS ON BOTH INSTRUMENTS WERE WITHIN SPECIFICATIONS. THE CAUSE OF THE DISCORDANT HCG RESULTS IS UNKNOWN. THE SYSTEM IS PERFORMING ACCORDING TO SPECIFICATIONS. NO FURTHER EVALUATION OF THE DEVICE IS REQUIRED.

Description of Event or Problem

THE CUSTOMER HAS OBTAINED DISCORDANT RESULTS ON PATIENT SAMPLES FOR THE HUMAN CHORIONIC GONADOTROPIN (HCG) ASSAY ON AN IMMULITE 2000 XPI INSTRUMENT. THE CUSTOMER INDICATED THAT THE RESULTS WERE DISCORDANT AT THE LOW END OF THE ASSAY <5 IU/ML AND AT THE HIGH END. THE DISCORDANT RESULTS WERE NOT REPORTED TO THE PHYSICIAN(S). THERE ARE NO KNOWN REPORTS OF PATIENT INTERVENTION OR ADVERSE HEALTH CONSEQUENCES DUE TO THE DISCORDANT RESULTS OBTAINED ON THE IMMULITE 2000 XPI.